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confirming sufficient draft for safe combustion
The coil is designed to accept 24 Vdc
Reliable Pilot Operation: Designed specifically to handle the pressure differentials required in steam systems
Experienced HVAC contractors recognize the Lennox 66J78 Limit Switch as a critical safety component for maintaining furnace integrity and preventing heat exchanger damage
Nordyne 624775 Gas valve 320788-702 confirming sufficient draft for safeThe Nordyne 624775 Gas Valve is a 24V natural gas furnace valve engineered for precision regulation in Nordyne, Miller, and Intertherm heating systems. As a direct OEM replacement gas valve, it replaces obsolete part numbers 624657R and Honeywell VR8215S1289. This single stage, standard opening valve is factory set to a 3. 5" WC manifold pressure, ensuring optimal combustion efficiency and stable burner flame characteristics. Featuring a 1 2" NPT
